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201V05000-7043
Sinotruk HOWO
| Attribute | Description |
|---|---|
| Part Name | Fuel Rail Module / Common Rail Fuel Module / High-Pressure Fuel System Assembly |
| Alternative Names | Fuel Distribution Module, Oil Path Module (Chinglish), Fuel Supply Manifold |
| System Type | Common Rail Direct Injection (CRDI) – Bosch Generation III or IV compatible |
| Operating Pressure | 1,600 – 2,000 bar (23,000–29,000 psi) depending on engine calibration |
| Material | |
| • Rail Body: Cold-forged carbon steel or alloy steel | |
| • Internal Channels: Precision-machined stainless steel bore | |
| • Seals: Heat-resistant NBR or FKM fluororubber | |
| Components Included | |
| • Fuel rail (manifold) | |
| • Fuel pressure sensor (e.g., 0–200 MPa range) | |
| • Fuel metering unit / pressure control valve | |
| • Injector connection ports (4–6 outlets) | |
| • Mounting hardware and O-rings | |
| Function | Stores pressurized fuel from HP pump and distributes it evenly to injectors under stable pressure |
| Compatibility | Designed for use with ECU-controlled CRDI systems (e.g., Bosch EDC17, Denso HPCR) |
| Condition | Brand new (OEM fresh stock or premium remanufactured) |
Name1
Name2
Professional Installation Required
Involves working with ultra-high-pressure fuel systems (>1,800 bar).
Must be performed by trained technicians with proper tools and safety gear.
Depressurize Fuel System First
Never open fuel lines while engine is hot or recently running.
Use diagnostic scanner to activate pressure release function, or wait >30 minutes after shutdown.
Use Genuine or High-Quality Components
Low-cost modules often have poor machining tolerances — leads to imbalance and injector damage.
Choose OEM or Bosch-remanufactured units for reliability.
Replace All Seals and O-Rings
Install new copper sealing washers and rubber O-rings at injector ports.
Old seals cause leaks and pressure loss.
Torque Injectors Correctly
Typical injector tightening torque: 70–80 Nm + 90° rotation (check manual).
Over-tightening cracks rail flanges.
Avoid Contamination
Keep open ends capped until connected.
Dust or dirt can destroy injectors and clog internal passages.
Bleed Air from System
Prime low-pressure side first using hand primer or electric lift pump.
Crank engine without starting to build initial rail pressure.
Perform ECU Adaptation After Replacement
Some systems require ECU coding or adaptation after fuel rail replacement.
Use SINOTRUK TechTool, KTS, or compatible diagnostic device.
Inspect High-Pressure Lines
Check for kinks, corrosion, or loose fittings before reassembly.
Damaged pipes must be replaced in pairs.
Test After Installation
Rail pressure buildup
Idle stability
No warning lights
Start engine and monitor:
Conduct road test under load.
Storage Advice
Store upright in dry, clean environment.
Protect electrical connectors from moisture.
| Attribute | Description |
|---|---|
| Part Name | Fuel Rail Module / Common Rail Fuel Module / High-Pressure Fuel System Assembly |
| Alternative Names | Fuel Distribution Module, Oil Path Module (Chinglish), Fuel Supply Manifold |
| System Type | Common Rail Direct Injection (CRDI) – Bosch Generation III or IV compatible |
| Operating Pressure | 1,600 – 2,000 bar (23,000–29,000 psi) depending on engine calibration |
| Material | |
| • Rail Body: Cold-forged carbon steel or alloy steel | |
| • Internal Channels: Precision-machined stainless steel bore | |
| • Seals: Heat-resistant NBR or FKM fluororubber | |
| Components Included | |
| • Fuel rail (manifold) | |
| • Fuel pressure sensor (e.g., 0–200 MPa range) | |
| • Fuel metering unit / pressure control valve | |
| • Injector connection ports (4–6 outlets) | |
| • Mounting hardware and O-rings | |
| Function | Stores pressurized fuel from HP pump and distributes it evenly to injectors under stable pressure |
| Compatibility | Designed for use with ECU-controlled CRDI systems (e.g., Bosch EDC17, Denso HPCR) |
| Condition | Brand new (OEM fresh stock or premium remanufactured) |
Name1
Name2
Professional Installation Required
Involves working with ultra-high-pressure fuel systems (>1,800 bar).
Must be performed by trained technicians with proper tools and safety gear.
Depressurize Fuel System First
Never open fuel lines while engine is hot or recently running.
Use diagnostic scanner to activate pressure release function, or wait >30 minutes after shutdown.
Use Genuine or High-Quality Components
Low-cost modules often have poor machining tolerances — leads to imbalance and injector damage.
Choose OEM or Bosch-remanufactured units for reliability.
Replace All Seals and O-Rings
Install new copper sealing washers and rubber O-rings at injector ports.
Old seals cause leaks and pressure loss.
Torque Injectors Correctly
Typical injector tightening torque: 70–80 Nm + 90° rotation (check manual).
Over-tightening cracks rail flanges.
Avoid Contamination
Keep open ends capped until connected.
Dust or dirt can destroy injectors and clog internal passages.
Bleed Air from System
Prime low-pressure side first using hand primer or electric lift pump.
Crank engine without starting to build initial rail pressure.
Perform ECU Adaptation After Replacement
Some systems require ECU coding or adaptation after fuel rail replacement.
Use SINOTRUK TechTool, KTS, or compatible diagnostic device.
Inspect High-Pressure Lines
Check for kinks, corrosion, or loose fittings before reassembly.
Damaged pipes must be replaced in pairs.
Test After Installation
Rail pressure buildup
Idle stability
No warning lights
Start engine and monitor:
Conduct road test under load.
Storage Advice
Store upright in dry, clean environment.
Protect electrical connectors from moisture.